aggressive male apistogramma mendezi, rare unique freshwater dwarf cichlid fish, caught near barcelos, rio negro

adult aggressive amazonas american animal apisto apistogramma aqua aquadesign aquarium aquascape aquatic aquatrade barcelos biotope blackwater blue brazil bright business caught cautious cichlid cichlidae curious decoration decorative design detail dwarf eco ecology endemic exotic fauna fish fishkeeping free freshwater habitat import instinct juvenile leaf male mendezi natural nature negro ornamental pet piaba project protection rare rio space stripe tank threat underwater unique vulnerable water wild